hxxps://email-signature-image[.]com/signature[.]gif?u=1715051&e=467971861&v=deb80293a6ee8633720666a0c69a86f1be800d9b7f2c74b395971624334307ec

Analysis

max time kernel
152s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2023 03:53

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General

Target

https://email-signature-image.com/signature.gif?u=1715051&e=467971861&v=deb80293a6ee8633720666a0c69a86f1be800d9b7f2c74b395971624334307ec

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3948	msedge.exe
3948	msedge.exe
4036	msedge.exe
4036	msedge.exe
1504	identity_helper.exe
1504	identity_helper.exe
4716	msedge.exe
4716	msedge.exe
4716	msedge.exe
4716	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe
4036	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 4964	4036	msedge.exe	86
PID 4036 wrote to memory of 4964	4036	msedge.exe	86
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3132	4036	msedge.exe	87
PID 4036 wrote to memory of 3948	4036	msedge.exe	88
PID 4036 wrote to memory of 3948	4036	msedge.exe	88
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90
PID 4036 wrote to memory of 4000	4036	msedge.exe	90

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://email-signature-image.com/signature.gif?u=1715051&e=467971861&v=deb80293a6ee8633720666a0c69a86f1be800d9b7f2c74b395971624334307ec
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffaeffa46f8,0x7ffaeffa4708,0x7ffaeffa4718
  2⤵
  PID:4964
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2084 /prefetch:2
  2⤵
  PID:3132
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2412 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3948
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2744 /prefetch:8
  2⤵
  PID:4000
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3600 /prefetch:1
  2⤵
  PID:3160
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3632 /prefetch:1
  2⤵
  PID:3816
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5400 /prefetch:1
  2⤵
  PID:1208
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4928 /prefetch:1
  2⤵
  PID:4768
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5756 /prefetch:8
  2⤵
  PID:1380
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5756 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1504
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4196 /prefetch:1
  2⤵
  PID:4556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3764 /prefetch:1
  2⤵
  PID:2068
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2072,14130067248195286242,14624306569990432967,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4172 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4716

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2576

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
208a234643c411e1b919e904ee20115e

SHA1
400b6e6860953f981bfe4716c345b797ed5b2b5b

SHA256
af80020ae43388bbd3db31c75aade369d489a30a933574dea19163e094d5f458

SHA512
2779b96325234c836cbb91820ee332ed56c15b534ec0c7770b322a5c03849ec3ee67b0ec7978e1fab563eeed1cea96f5155d7b942702555d9352ff6711a548d2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
193B

MD5
68d2ff2c9b02827c86cf94ea1153a9ce

SHA1
a8334f4db5dd22d6401019a3335277e5a2a3c46e

SHA256
e6a58af0fe9e7c30255c27e5f3f4253e1b5c01b02909b01d167f77167ac6ba18

SHA512
0f4e188046fc910dc293640f60de224a389df1650354d85248dfb81946769a8b4551cb02bbdc95d03b3abf18c7f85d0a62c9af7a5eb5d1cae3bab9415db54323

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
9e32002732acbc077d30ad6186091f2a

SHA1
6146ad002fb5093b3b6a2bd93e7589495c9da5af

SHA256
c4bab16580d9c9293f979307845a0c75333d6372207d487c22bb98a4416677bc

SHA512
beba81537b2abe06bc361f712191aacdef4aaed6d60dbf15245aea2e5d9f5848378ac87269a96cac7fbde3ab10d5e40e4e045a68dc69a34d3ab8addd5afe64dc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
462d401ce6332e24d4acf43c643eb54b

SHA1
56a9e854e26b2d7c21ac19717481462ea3772391

SHA256
5ef1818e898d350e95e23affc992589a0f0d1835edc5a6b0144c844dd674ad67

SHA512
8d93e60a8aae6f858f9990c9d0f9284fb985ead82622eaf442c39efdf93db7d2a3f13984953cbefffb62e51de1b57aead189a5b43dc4c17ba1f821c0da274b43

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

Filesize
24KB

MD5
5a6206a3489650bf4a9c3ce44a428126

SHA1
3137a909ef8b098687ec536c57caa1bacc77224b

SHA256
0a9e623c6df237c02a585539bffb8249de48949c6d074fe0aaf43063731a3e28

SHA512
980da83c3142bf08433ec1770a2ec5f5560daf3ee680466f89beae8290e921c0db677489daad055fbc1f196388f8bc4f60e050600381f860b06d330062440a78

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
10KB

MD5
42395cc99bb5283c796709041cf6d9b2

SHA1
338715a4803a2e0bcf6e65c4735d09fc9f4ef44b

SHA256
54c5105399a5362e1a7afe24a624b364198293d8180e656c41ebb5cb662ae48d

SHA512
b2397b2eff5421d9e589c340186ee6e36cb3acafb9d90b05c18b48199b7a6856a136d3697d652395cdd41c135bd8df2c893b1b73ecf2cb6dc931f839312bd22f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
10KB

MD5
75aed140ca79bf72865f8895ac9f2a35

SHA1
292f176eb97025171297c626d09f0c0451d873eb

SHA256
aa4c5234eb4fa5626debde41191f0f4f3001a4e04236365bb9d1388a59ca1373

SHA512
2aeb2b42f60cab8e6d5850e799d2b5206088cda73606bbff869697730d45d0954275f3ea4731c83ccccb8bfc166914257212ce5038574d035a9ec9a942d5a0a6

Download Submit